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Issue 2153433002: [Interpreter] Collect type feedback for 'new' in the bytecode handler (Closed) Base URL: https://chromium.googlesource.com/v8/v8.git@master
Patch Set: rebase. Created 4 years, 5 months ago
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1 // Copyright 2015 the V8 project authors. All rights reserved. 1 // Copyright 2015 the V8 project authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be 2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file. 3 // found in the LICENSE file.
4 4
5 #include "src/interpreter/bytecode-array-builder.h" 5 #include "src/interpreter/bytecode-array-builder.h"
6 6
7 #include "src/compiler.h" 7 #include "src/compiler.h"
8 #include "src/globals.h" 8 #include "src/globals.h"
9 #include "src/interpreter/bytecode-array-writer.h" 9 #include "src/interpreter/bytecode-array-writer.h"
10 #include "src/interpreter/bytecode-dead-code-optimizer.h" 10 #include "src/interpreter/bytecode-dead-code-optimizer.h"
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562 int feedback_slot, 562 int feedback_slot,
563 TailCallMode tail_call_mode) { 563 TailCallMode tail_call_mode) {
564 Bytecode bytecode = BytecodeForCall(tail_call_mode); 564 Bytecode bytecode = BytecodeForCall(tail_call_mode);
565 Output(bytecode, RegisterOperand(callable), RegisterOperand(receiver_args), 565 Output(bytecode, RegisterOperand(callable), RegisterOperand(receiver_args),
566 UnsignedOperand(receiver_args_count), UnsignedOperand(feedback_slot)); 566 UnsignedOperand(receiver_args_count), UnsignedOperand(feedback_slot));
567 return *this; 567 return *this;
568 } 568 }
569 569
570 BytecodeArrayBuilder& BytecodeArrayBuilder::New(Register constructor, 570 BytecodeArrayBuilder& BytecodeArrayBuilder::New(Register constructor,
571 Register first_arg, 571 Register first_arg,
572 size_t arg_count) { 572 size_t arg_count,
573 int feedback_slot_id) {
573 if (!first_arg.is_valid()) { 574 if (!first_arg.is_valid()) {
574 DCHECK_EQ(0u, arg_count); 575 DCHECK_EQ(0u, arg_count);
575 first_arg = Register(0); 576 first_arg = Register(0);
576 } 577 }
577 Output(Bytecode::kNew, RegisterOperand(constructor), 578 Output(Bytecode::kNew, RegisterOperand(constructor),
578 RegisterOperand(first_arg), UnsignedOperand(arg_count)); 579 RegisterOperand(first_arg), UnsignedOperand(arg_count),
580 UnsignedOperand(feedback_slot_id));
579 return *this; 581 return *this;
580 } 582 }
581 583
582 BytecodeArrayBuilder& BytecodeArrayBuilder::CallRuntime( 584 BytecodeArrayBuilder& BytecodeArrayBuilder::CallRuntime(
583 Runtime::FunctionId function_id, Register first_arg, size_t arg_count) { 585 Runtime::FunctionId function_id, Register first_arg, size_t arg_count) {
584 DCHECK_EQ(1, Runtime::FunctionForId(function_id)->result_size); 586 DCHECK_EQ(1, Runtime::FunctionForId(function_id)->result_size);
585 DCHECK(Bytecodes::SizeForUnsignedOperand(function_id) <= OperandSize::kShort); 587 DCHECK(Bytecodes::SizeForUnsignedOperand(function_id) <= OperandSize::kShort);
586 if (!first_arg.is_valid()) { 588 if (!first_arg.is_valid()) {
587 DCHECK_EQ(0u, arg_count); 589 DCHECK_EQ(0u, arg_count);
588 first_arg = Register(0); 590 first_arg = Register(0);
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932 return Bytecode::kTailCall; 934 return Bytecode::kTailCall;
933 default: 935 default:
934 UNREACHABLE(); 936 UNREACHABLE();
935 } 937 }
936 return Bytecode::kIllegal; 938 return Bytecode::kIllegal;
937 } 939 }
938 940
939 } // namespace interpreter 941 } // namespace interpreter
940 } // namespace internal 942 } // namespace internal
941 } // namespace v8 943 } // namespace v8
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